/* 在线屏幕尺子样式 */

/* 工具说明区域样式 */
.tool-description {
    background-color: white;
    border-radius: 8px;
    padding: 25px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    margin-bottom: 30px;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.feature {
    background-color: #f8f9fa;
    border-radius: 8px;
    padding: 15px;
    border-left: 3px solid #007bff;
}

.feature h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: #007bff;
}

/* 控制面板样式 */
.ruler-controls {
    background-color: white;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    margin-bottom: 30px;
}

.control-panel {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    align-items: center;
}

.control-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

label {
    font-weight: 500;
}

select, input {
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
    background-color: #f8f9fa;
}

input[type="number"] {
    width: 70px;
}

/* 尺子容器样式 */
.ruler-container {
    margin-bottom: 30px;
    position: relative;
}

.ruler {
    height: 100px;
    background-color: white;
    border: 1px solid #ddd;
    border-radius: 4px;
    position: relative;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    user-select: none;
    cursor: crosshair;
}

.ruler.horizontal {
    width: 100%;
    height: 100px;
}

.ruler.vertical {
    width: 100px;
    height: 400px;
    margin: 0 auto;
}

.ruler-mark {
    position: absolute;
    background-color: #333;
}

.ruler.horizontal .ruler-mark {
    width: 1px;
    bottom: 0;
}

.ruler.vertical .ruler-mark {
    height: 1px;
    left: 0;
}

.ruler-mark.cm {
    height: 40%;
}

.ruler-mark.mm {
    height: 20%;
}

.ruler-mark.inch {
    height: 50%;
}

.ruler-mark.half-inch {
    height: 30%;
}

.ruler-label {
    position: absolute;
    font-size: 10px;
    color: #333;
}

.ruler.horizontal .ruler-label {
    top: 5px;
    transform: translateX(-50%);
}

.ruler.vertical .ruler-label {
    left: 5px;
    transform: translateY(-50%);
}

/* 测量信息样式 */
.measurement-info {
    display: flex;
    justify-content: space-between;
    margin-top: 10px;
    background-color: #f8f9fa;
    padding: 10px;
    border-radius: 4px;
    font-size: 14px;
}

.measurement-info div {
    font-weight: 500;
}

.measurement-info span {
    font-weight: normal;
    color: #007bff;
}

/* 校准指南样式 */
.calibration-guide {
    background-color: white;
    border-radius: 8px;
    padding: 25px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.calibration-guide ol {
    margin-left: 20px;
    margin-top: 15px;
    margin-bottom: 15px;
}

.calibration-guide li {
    margin-bottom: 10px;
}

.note {
    background-color: #fff8e1;
    padding: 10px;
    border-left: 3px solid #ffc107;
    border-radius: 4px;
    font-size: 14px;
}

/* 测量线样式 */
.measurement-line {
    position: absolute;
    background-color: rgba(255, 0, 0, 0.5);
    z-index: 10;
}

.ruler.horizontal .measurement-line {
    height: 100%;
    width: 2px;
    top: 0;
}

.ruler.vertical .measurement-line {
    width: 100%;
    height: 2px;
    left: 0;
}

.start-point, .end-point {
    position: absolute;
    width: 10px;
    height: 10px;
    background-color: red;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    z-index: 11;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .control-panel {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .control-group {
        width: 100%;
        margin-bottom: 10px;
    }
    
    .ruler.horizontal {
        height: 80px;
    }
    
    .ruler.vertical {
        height: 300px;
    }
    
    .measurement-info {
        flex-direction: column;
        gap: 5px;
    }
}